
Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.
Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >
Hazardous Weather Conditions
Current conditions at
Guam International Airport (PGUM)
Lat: 13.48°NLon: 144.8°EElev: 304ft.
Partly Cloudy
87°F
31°C
| Humidity | 67% |
| Wind Speed | E 16 G 31 mph |
| Barometer | 29.88 in (1011.1 mb) |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 96°F (36°C) |
| Last update | 19 May 10:54 am ChST |
Extended Forecast for
Agat GU
Today

High: 86 °F
Isolated
ShowersTonight

Low: 78 °F
Isolated
ShowersWednesday

High: 86 °F
Isolated
ShowersWednesday Night

Low: 78 °F
Isolated
ShowersThursday

High: 86 °F
Isolated
ShowersThursday Night

Low: 78 °F
Partly Cloudy
Friday

High: 86 °F
Partly Sunny
Friday Night

Low: 78 °F
Mostly Cloudy
Saturday

High: 86 °F
Chance
Showers
Detailed Forecast
Today
Isolated showers. Mostly sunny, with a high near 86. East wind around 16 mph, with gusts as high as 22 mph.
Tonight
Isolated showers. Partly cloudy, with a low around 78. East wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Isolated showers. Mostly sunny, with a high near 86. East northeast wind 13 to 17 mph, with gusts as high as 23 mph.
Wednesday Night
Isolated showers. Partly cloudy, with a low around 78. East northeast wind 11 to 16 mph, with gusts as high as 21 mph.
Thursday
Isolated showers. Partly sunny, with a high near 86. East northeast wind 13 to 16 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 78.
Friday
Partly sunny, with a high near 86.
Friday Night
Mostly cloudy, with a low around 78.
Saturday
A chance of showers. Partly sunny, with a high near 86.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 78.
Sunday
A chance of showers. Partly sunny, with a high near 86.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 82.
Memorial Day
A chance of showers. Partly sunny, with a high near 82.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Agat GU
13.38°N 144.67°E
13.38°N 144.67°E
6:06 am ChST May 19, 2026
11am ChST May 19, 2026-6pm ChST May 25, 2026



